Listed

MBX Biosciences, Inc.

MBXNasdaqCIK 1776111HealthcareFiscal year ends Dec 31

Standardized line items from XBRL company facts, the last twelve quarters. Negative values are in parentheses. A figure marked d is derived from year-to-date figures.

Income statement

Operating income−$40.9m, Q2 FY2026
Net income−$37.1m, Q2 FY2026
MBX Biosciences, Inc., income statement, quarterly
Line itemUnitperiod not labelled2023-09-30period not labelled2023-12-31period not labelled2024-03-31period not labelled2024-06-30Q3 FY20242024-09-30Q4 FY20242024-12-31Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30Q4 FY20252025-12-31Q1 FY20262026-03-31Q2 FY20262026-06-30
Research and development$m9.1Research and development, period not labelled, three months to 2023-09-30$9.1m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2024-11-07, accession 0000950170-24-122840.Report this figure7.7Research and development, period not labelled, three months to 2023-12-31$7.7m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-K filed 2025-03-17, accession 0000950170-25-039838. Derived: 12-month figure less the 9-month figure.Report this figure11.0Research and development, period not labelled, three months to 2024-03-31$11.0m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2025-05-12, accession 0000950170-25-068602.Report this figure14.4Research and development, period not labelled, three months to 2024-06-30$14.4m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2025-08-07, accession 0000950170-25-104619.Report this figure16.7Research and development, Q3 FY2024, three months to 2024-09-30$16.7m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure15.2Research and development, Q4 FY2024, three months to 2024-12-31$15.2m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-K filed 2026-03-12, accession 0001193125-26-103121. Derived: 12-month figure less the 9-month figure.Report this figure22.4Research and development, Q1 FY2025, three months to 2025-03-31$22.4m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure17.7Research and development, Q2 FY2025, three months to 2025-06-30$17.7m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure19.3Research and development, Q3 FY2025, three months to 2025-09-30$19.3m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure19.8Research and development, Q4 FY2025, three months to 2025-12-31$19.8m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-K filed 2026-03-12, accession 0001193125-26-103121. Derived: 12-month figure less the 9-month figure.Report this figure18.5Research and development, Q1 FY2026, three months to 2026-03-31$18.5m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure31.0Research and development, Q2 FY2026, three months to 2026-06-30$31.0m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure
Operating income$m(10.9)Operating income, period not labelled, three months to 2023-09-30−$10.9m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2024-11-07, accession 0000950170-24-122840.Report this figure(10.0)Operating income, period not labelled, three months to 2023-12-31−$10.0m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2025-03-17, accession 0000950170-25-039838. Derived: 12-month figure less the 9-month figure.Report this figure(13.3)Operating income, period not labelled, three months to 2024-03-31−$13.3m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-05-12, accession 0000950170-25-068602.Report this figure(16.7)Operating income, period not labelled, three months to 2024-06-30−$16.7m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-08-07, accession 0000950170-25-104619.Report this figure(19.6)Operating income, Q3 FY2024, three months to 2024-09-30−$19.6m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure(18.6)Operating income, Q4 FY2024, three months to 2024-12-31−$18.6m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-03-12, accession 0001193125-26-103121. Derived: 12-month figure less the 9-month figure.Report this figure(26.5)Operating income, Q1 FY2025, three months to 2025-03-31−$26.5m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure(21.8)Operating income, Q2 FY2025, three months to 2025-06-30−$21.8m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure(23.9)Operating income, Q3 FY2025, three months to 2025-09-30−$23.9m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure(25.8)Operating income, Q4 FY2025, three months to 2025-12-31−$25.8m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-03-12, accession 0001193125-26-103121. Derived: 12-month figure less the 9-month figure.Report this figure(27.3)Operating income, Q1 FY2026, three months to 2026-03-31−$27.3m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure(40.9)Operating income, Q2 FY2026, three months to 2026-06-30−$40.9m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure
Net income$m(10.2)Net income, period not labelled, three months to 2023-09-30−$10.2m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2024-11-07, accession 0000950170-24-122840.Report this figure(8.8)Net income, period not labelled, three months to 2023-12-31−$8.8m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2025-03-17, accession 0000950170-25-039838. Derived: 12-month figure less the 9-month figure.Report this figure(12.3)Net income, period not labelled, three months to 2024-03-31−$12.3m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure(15.9)Net income, period not labelled, three months to 2024-06-30−$15.9m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure(18.1)Net income, Q3 FY2024, three months to 2024-09-30−$18.1m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure(15.6)Net income, Q4 FY2024, three months to 2024-12-31−$15.6m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-03-12, accession 0001193125-26-103121. Derived: 12-month figure less the 9-month figure.Report this figure(23.9)Net income, Q1 FY2025, three months to 2025-03-31−$23.9m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure(19.4)Net income, Q2 FY2025, three months to 2025-06-30−$19.4m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure(21.6)Net income, Q3 FY2025, three months to 2025-09-30−$21.6m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure(22.1)Net income, Q4 FY2025, three months to 2025-12-31−$22.1m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-06, accession 0001193125-26-336849. Derived: 12-month figure less the 9-month figure.Report this figure(23.5)Net income, Q1 FY2026, three months to 2026-03-31−$23.5m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure(37.1)Net income, Q2 FY2026, three months to 2026-06-30−$37.1m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure
Diluted EPS$ per share(9.40)Diluted EPS, period not labelled, three months to 2023-09-30−$9.40 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2024-11-07, accession 0000950170-24-122840.Report this figurenot reported(10.26)Diluted EPS, period not labelled, three months to 2024-03-31−$10.26 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-05-12, accession 0000950170-25-068602.Report this figure(12.62)Diluted EPS, period not labelled, three months to 2024-06-30−$12.62 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-08-07, accession 0000950170-25-104619.Report this figure(2.78)Diluted EPS, Q3 FY2024, three months to 2024-09-30−$2.78 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figurenot reported(0.71)Diluted EPS, Q1 FY2025, three months to 2025-03-31−$0.71 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure(0.58)Diluted EPS, Q2 FY2025, three months to 2025-06-30−$0.58 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure(0.63)Diluted EPS, Q3 FY2025, three months to 2025-09-30−$0.63 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figurenot reported(0.50)Diluted EPS, Q1 FY2026, three months to 2026-03-31−$0.50 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure(0.78)Diluted EPS, Q2 FY2026, three months to 2026-06-30−$0.78 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure
Basic EPS$ per share(9.40)Basic EPS, period not labelled, three months to 2023-09-30−$9.40 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2024-11-07, accession 0000950170-24-122840.Report this figurenot reported(10.26)Basic EPS, period not labelled, three months to 2024-03-31−$10.26 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-05-12, accession 0000950170-25-068602.Report this figure(12.62)Basic EPS, period not labelled, three months to 2024-06-30−$12.62 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-08-07, accession 0000950170-25-104619.Report this figure(2.78)Basic EPS, Q3 FY2024, three months to 2024-09-30−$2.78 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figurenot reported(0.71)Basic EPS, Q1 FY2025, three months to 2025-03-31−$0.71 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure(0.58)Basic EPS, Q2 FY2025, three months to 2025-06-30−$0.58 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure(0.63)Basic EPS, Q3 FY2025, three months to 2025-09-30−$0.63 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figurenot reported(0.50)Basic EPS, Q1 FY2026, three months to 2026-03-31−$0.50 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure(0.78)Basic EPS, Q2 FY2026, three months to 2026-06-30−$0.78 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure

Balance sheet

Cash and equivalents$54.1m, Q2 FY2026
Shareholders' equity$409.5m, Q2 FY2026
MBX Biosciences, Inc., balance sheet, quarterly
Line itemUnitperiod not labelled2023-09-30period not labelled2023-12-31period not labelled2024-03-31period not labelled2024-06-30Q3 FY20242024-09-30FY20242024-12-31Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30FY20252025-12-31Q1 FY20262026-03-31Q2 FY20262026-06-30
Cash and equivalents$mnot reported30.5Cash and equivalents, period not labelled, at 2023-12-31$30.5m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-K filed 2025-03-17, accession 0000950170-25-039838.Report this figurenot reportednot reported133Cash and equivalents, Q3 FY2024, at 2024-09-30$132.9m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2024-11-07, accession 0000950170-24-122840.Report this figure49.4Cash and equivalents, FY2024, at 2024-12-31$49.4m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-K filed 2026-03-12, accession 0001193125-26-103121.Report this figure29.9Cash and equivalents, Q1 FY2025, at 2025-03-31$29.9m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2025-05-12, accession 0000950170-25-068602.Report this figure39.8Cash and equivalents, Q2 FY2025, at 2025-06-30$39.8m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2025-08-07, accession 0000950170-25-104619.Report this figure223Cash and equivalents, Q3 FY2025, at 2025-09-30$223.1m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure75.3Cash and equivalents, FY2025, at 2025-12-31$75.3m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure45.2Cash and equivalents, Q1 FY2026, at 2026-03-31$45.2m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure54.1Cash and equivalents, Q2 FY2026, at 2026-06-30$54.1m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure
Current assets$mnot reported83.5Current assets, period not labelled, at 2023-12-31$83.5m. XBRL concept us-gaap:AssetsCurrent. 10-K filed 2025-03-17, accession 0000950170-25-039838.Report this figurenot reportednot reported281Current assets, Q3 FY2024, at 2024-09-30$281.2m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2024-11-07, accession 0000950170-24-122840.Report this figure267Current assets, FY2024, at 2024-12-31$267.3m. XBRL concept us-gaap:AssetsCurrent. 10-K filed 2026-03-12, accession 0001193125-26-103121.Report this figure244Current assets, Q1 FY2025, at 2025-03-31$244.3m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2025-05-12, accession 0000950170-25-068602.Report this figure229Current assets, Q2 FY2025, at 2025-06-30$229.2m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2025-08-07, accession 0000950170-25-104619.Report this figure398Current assets, Q3 FY2025, at 2025-09-30$397.5m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure382Current assets, FY2025, at 2025-12-31$381.5m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure449Current assets, Q1 FY2026, at 2026-03-31$448.5m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure428Current assets, Q2 FY2026, at 2026-06-30$427.9m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure
Total assets$mnot reported84.2Total assets, period not labelled, at 2023-12-31$84.2m. XBRL concept us-gaap:Assets. 10-K filed 2025-03-17, accession 0000950170-25-039838.Report this figurenot reportednot reported282Total assets, Q3 FY2024, at 2024-09-30$282.4m. XBRL concept us-gaap:Assets. 10-Q filed 2024-11-07, accession 0000950170-24-122840.Report this figure269Total assets, FY2024, at 2024-12-31$268.5m. XBRL concept us-gaap:Assets. 10-K filed 2026-03-12, accession 0001193125-26-103121.Report this figure246Total assets, Q1 FY2025, at 2025-03-31$245.9m. XBRL concept us-gaap:Assets. 10-Q filed 2025-05-12, accession 0000950170-25-068602.Report this figure232Total assets, Q2 FY2025, at 2025-06-30$231.5m. XBRL concept us-gaap:Assets. 10-Q filed 2025-08-07, accession 0000950170-25-104619.Report this figure400Total assets, Q3 FY2025, at 2025-09-30$400.1m. XBRL concept us-gaap:Assets. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure385Total assets, FY2025, at 2025-12-31$385.1m. XBRL concept us-gaap:Assets. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure453Total assets, Q1 FY2026, at 2026-03-31$452.7m. XBRL concept us-gaap:Assets. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure436Total assets, Q2 FY2026, at 2026-06-30$435.9m. XBRL concept us-gaap:Assets. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure
Current liabilities$mnot reported3.9Current liabilities, period not labelled, at 2023-12-31$3.9m. XBRL concept us-gaap:LiabilitiesCurrent. 10-K filed 2025-03-17, accession 0000950170-25-039838.Report this figurenot reportednot reported10.9Current liabilities, Q3 FY2024, at 2024-09-30$10.9m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2024-11-07, accession 0000950170-24-122840.Report this figure11.1Current liabilities, FY2024, at 2024-12-31$11.1m. XBRL concept us-gaap:LiabilitiesCurrent. 10-K filed 2026-03-12, accession 0001193125-26-103121.Report this figure10.5Current liabilities, Q1 FY2025, at 2025-03-31$10.5m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2025-05-12, accession 0000950170-25-068602.Report this figure11.8Current liabilities, Q2 FY2025, at 2025-06-30$11.8m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2025-08-07, accession 0000950170-25-104619.Report this figure12.1Current liabilities, Q3 FY2025, at 2025-09-30$12.1m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure15.5Current liabilities, FY2025, at 2025-12-31$15.5m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure14.6Current liabilities, Q1 FY2026, at 2026-03-31$14.6m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure23.7Current liabilities, Q2 FY2026, at 2026-06-30$23.7m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure
Total liabilities$mnot reported4.3Total liabilities, period not labelled, at 2023-12-31$4.3m. XBRL concept us-gaap:Liabilities. 10-K filed 2025-03-17, accession 0000950170-25-039838.Report this figurenot reportednot reported11.0Total liabilities, Q3 FY2024, at 2024-09-30$11.0m. XBRL concept us-gaap:Liabilities. 10-Q filed 2024-11-07, accession 0000950170-24-122840.Report this figure11.1Total liabilities, FY2024, at 2024-12-31$11.1m. XBRL concept us-gaap:Liabilities. 10-K filed 2026-03-12, accession 0001193125-26-103121.Report this figure10.5Total liabilities, Q1 FY2025, at 2025-03-31$10.5m. XBRL concept us-gaap:Liabilities. 10-Q filed 2025-05-12, accession 0000950170-25-068602.Report this figure12.3Total liabilities, Q2 FY2025, at 2025-06-30$12.3m. XBRL concept us-gaap:Liabilities. 10-Q filed 2025-08-07, accession 0000950170-25-104619.Report this figure12.5Total liabilities, Q3 FY2025, at 2025-09-30$12.5m. XBRL concept us-gaap:Liabilities. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure15.9Total liabilities, FY2025, at 2025-12-31$15.9m. XBRL concept us-gaap:Liabilities. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure14.9Total liabilities, Q1 FY2026, at 2026-03-31$14.9m. XBRL concept us-gaap:Liabilities. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure26.4Total liabilities, Q2 FY2026, at 2026-06-30$26.4m. XBRL concept us-gaap:Liabilities. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure
Shareholders' equity$m(64.8)Shareholders' equity, period not labelled, at 2023-09-30−$64.8m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2024-11-07, accession 0000950170-24-122840.Report this figure(72.5)Shareholders' equity, period not labelled, at 2023-12-31−$72.5m. XBRL concept us-gaap:StockholdersEquity. 10-K filed 2026-03-12, accession 0001193125-26-103121.Report this figure(83.0)Shareholders' equity, period not labelled, at 2024-03-31−$83.0m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure(97.9)Shareholders' equity, period not labelled, at 2024-06-30−$97.9m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure271Shareholders' equity, Q3 FY2024, at 2024-09-30$271.4m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure257Shareholders' equity, FY2024, at 2024-12-31$257.4m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure235Shareholders' equity, Q1 FY2025, at 2025-03-31$235.4m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure219Shareholders' equity, Q2 FY2025, at 2025-06-30$219.2m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure388Shareholders' equity, Q3 FY2025, at 2025-09-30$387.5m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure369Shareholders' equity, FY2025, at 2025-12-31$369.2m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure438Shareholders' equity, Q1 FY2026, at 2026-03-31$437.8m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure410Shareholders' equity, Q2 FY2026, at 2026-06-30$409.5m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure

Cash flow

Operating cash flow−$22.6m, Q2 FY2026
Capital expenditure$901.0k, Q2 FY2026
MBX Biosciences, Inc., cash flow, quarterly
Line itemUnitperiod not labelled2023-12-31period not labelled2024-03-31period not labelled2024-06-30Q3 FY20242024-09-30Q4 FY20242024-12-31Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30Q4 FY20252025-12-31Q1 FY20262026-03-31Q2 FY20262026-06-30
Operating cash flow$m(11.1)Operating cash flow, period not labelled, three months to 2023-12-31−$11.1m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2025-03-17, accession 0000950170-25-039838. Derived: 12-month figure less the 9-month figure.Report this figure(10.7)Operating cash flow, period not labelled, three months to 2024-03-31−$10.7m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-05-12, accession 0000950170-25-068602.Report this figure(13.3)Operating cash flow, period not labelled, three months to 2024-06-30−$13.3m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-08-07, accession 0000950170-25-104619. Derived: 6-month figure less the 3-month figure.Report this figure(14.7)Operating cash flow, Q3 FY2024, three months to 2024-09-30−$14.7m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-11-06, accession 0001193125-25-268148. Derived: 9-month figure less the 6-month figure.Report this figure(16.0)Operating cash flow, Q4 FY2024, three months to 2024-12-31−$16.0m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-03-12, accession 0001193125-26-103121. Derived: 12-month figure less the 9-month figure.Report this figure(22.7)Operating cash flow, Q1 FY2025, three months to 2025-03-31−$22.7m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure(17.4)Operating cash flow, Q2 FY2025, three months to 2025-06-30−$17.4m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-08-06, accession 0001193125-26-336849. Derived: 6-month figure less the 3-month figure.Report this figure(21.5)Operating cash flow, Q3 FY2025, three months to 2025-09-30−$21.5m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-11-06, accession 0001193125-25-268148. Derived: 9-month figure less the 6-month figure.Report this figure(18.3)Operating cash flow, Q4 FY2025, three months to 2025-12-31−$18.3m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-03-12, accession 0001193125-26-103121. Derived: 12-month figure less the 9-month figure.Report this figure(20.2)Operating cash flow, Q1 FY2026, three months to 2026-03-31−$20.2m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure(22.6)Operating cash flow, Q2 FY2026, three months to 2026-06-30−$22.6m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-08-06, accession 0001193125-26-336849. Derived: 6-month figure less the 3-month figure.Report this figure
Capital expenditure$m0.1Capital expenditure, period not labelled, three months to 2023-12-31$55.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2025-03-17, accession 0000950170-25-039838. Derived: 12-month figure less the 9-month figure.Report this figure0.3Capital expenditure, period not labelled, three months to 2024-03-31$273.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2025-05-12, accession 0000950170-25-068602.Report this figure0.5Capital expenditure, period not labelled, three months to 2024-06-30$452.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2025-08-07, accession 0000950170-25-104619. Derived: 6-month figure less the 3-month figure.Report this figure0.1Capital expenditure, Q3 FY2024, three months to 2024-09-30$57.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2025-11-06, accession 0001193125-25-268148. Derived: 9-month figure less the 6-month figure.Report this figure0.1Capital expenditure, Q4 FY2024, three months to 2024-12-31$92.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2026-03-12, accession 0001193125-26-103121. Derived: 12-month figure less the 9-month figure.Report this figure0.0Capital expenditure, Q1 FY2025, three months to 2025-03-31$30.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure0.7Capital expenditure, Q2 FY2025, three months to 2025-06-30$707.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-08-06, accession 0001193125-26-336849. Derived: 6-month figure less the 3-month figure.Report this figure0.4Capital expenditure, Q3 FY2025, three months to 2025-09-30$399.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2025-11-06, accession 0001193125-25-268148. Derived: 9-month figure less the 6-month figure.Report this figure0.8Capital expenditure, Q4 FY2025, three months to 2025-12-31$793.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2026-03-12, accession 0001193125-26-103121. Derived: 12-month figure less the 9-month figure.Report this figure0.4Capital expenditure, Q1 FY2026, three months to 2026-03-31$437.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure0.9Capital expenditure, Q2 FY2026, three months to 2026-06-30$901.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-08-06, accession 0001193125-26-336849. Derived: 6-month figure less the 3-month figure.Report this figure

Shares

Diluted shares (weighted)47.70m, Q2 FY2026
MBX Biosciences, Inc., shares, quarterly
Line itemUnitperiod not labelled2023-09-30period not labelled2024-03-31period not labelled2024-06-30Q3 FY20242024-09-30Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30Q1 FY20262026-03-31Q2 FY20262026-06-30
Diluted shares (weighted)m shares1.1Diluted shares (weighted), period not labelled, three months to 2023-09-301,081,349 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2024-11-07, accession 0000950170-24-122840.Report this figure1.2Diluted shares (weighted), period not labelled, three months to 2024-03-311,202,396 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-05-12, accession 0000950170-25-068602.Report this figure1.3Diluted shares (weighted), period not labelled, three months to 2024-06-301,256,549 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-08-07, accession 0000950170-25-104619.Report this figure6.5Diluted shares (weighted), Q3 FY2024, three months to 2024-09-306,515,616 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure33.4Diluted shares (weighted), Q1 FY2025, three months to 2025-03-3133,412,386 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure33.4Diluted shares (weighted), Q2 FY2025, three months to 2025-06-3033,446,385 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure34.2Diluted shares (weighted), Q3 FY2025, three months to 2025-09-3034,198,597 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-11-06, accession 0001193125-25-268148.Report this figure46.6Diluted shares (weighted), Q1 FY2026, three months to 2026-03-3146,576,204 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-05-07, accession 0001193125-26-210593.Report this figure47.7Diluted shares (weighted), Q2 FY2026, three months to 2026-06-3047,696,363 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure

Shares outstanding: 48.16mShares outstanding, period not labelled, at 2026-08-0348,160,096 shares. XBRL concept dei:EntityCommonStockSharesOutstanding. 10-Q filed 2026-08-06, accession 0001193125-26-336849.Report this figure at Aug 3, 2026, from the cover of the 10-Q filed Aug 6, 2026.

Source: SEC EDGAR, XBRL company facts. Last ingested by Listed: Oct 24, 2026, 15:47 ET. Listed shows no prices and gives no investment advice.